Analysis

  • max time kernel
    142s
  • max time network
    146s
  • platform
    windows11-21h2_x64
  • resource
    win11-20250619-en
  • resource tags

    arch:x64arch:x86image:win11-20250619-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    01/07/2025, 06:52

General

  • Target

    Justificante de transferencia tu factura vencida..exe

  • Size

    888KB

  • MD5

    e12bbcb11abc7faa4f6a156c21fce991

  • SHA1

    c69004910181b98a6c71e122f7ed6bf01f651e29

  • SHA256

    2578b74797ceb0f5cd6b197cba3ab061737df53c550847984e963b38a565a479

  • SHA512

    9266d12f622e4598ee5c8dbbe59f11b7c0eb6960a5cea1dc2b35c4a4c096df73d6546959f4df973b1f9c576da7a67d7a2675f1d02739a630ed7bb4cb0213442f

  • SSDEEP

    24576:YgpkzANlgNJh4Eayu7OPSlvxHDx2OVbtLMrRqraV8y8TWf:9plYAMo0kvlDx2aorRqm8TO

Malware Config

Extracted

Family

vipkeylogger

Credentials

Signatures

  • Guloader family
  • Guloader,Cloudeye

    A shellcode based downloader first seen in 2020.

  • VIPKeylogger

    VIPKeylogger is a keylogger and infostealer written in C# and it resembles SnakeKeylogger that was found in 2020.

  • Vipkeylogger family
  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Run Powershell and hide display window.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Blocklisted process makes network request 8 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
  • Looks up external IP address via web service 3 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 23 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Justificante de transferencia tu factura vencida..exe
    "C:\Users\Admin\AppData\Local\Temp\Justificante de transferencia tu factura vencida..exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:6004
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -windowstyle hidden "$Preconvention=gc -Raw 'C:\Users\Admin\AppData\Local\Temp\oekonomigruppen\hypobulic\Eksportindustrien.Pal';$Transitjfr=$Preconvention.SubString(55888,3);.$Transitjfr($Preconvention)"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:4608
      • C:\Windows\SysWOW64\msiexec.exe
        "C:\Windows\SysWOW64\msiexec.exe"
        3⤵
        • Accesses Microsoft Outlook profiles
        • Blocklisted process makes network request
        • Suspicious use of NtCreateThreadExHideFromDebugger
        • Suspicious use of NtSetInformationThreadHideFromDebugger
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • outlook_office_path
        • outlook_win_path
        PID:2756

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_lpqxr4lx.ggm.ps1

          Filesize

          60B

          MD5

          d17fe0a3f47be24a6453e9ef58c94641

          SHA1

          6ab83620379fc69f80c0242105ddffd7d98d5d9d

          SHA256

          96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

          SHA512

          5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

        • C:\Users\Admin\AppData\Local\Temp\oekonomigruppen\hypobulic\Eksportindustrien.Pal

          Filesize

          54KB

          MD5

          e9e3dfcb65a6f62522714916d1ccd491

          SHA1

          09319cafa05d6f9fb66e11c6ac3c41046b28e9e0

          SHA256

          7beab23f05657b7b773b6e6facccfcc81bdde6bbc7a23c435b4a5b8e94674e2e

          SHA512

          df3999ee5e66db05047989d1c50546bf256bab29bf850985bf89de3aef9b7a3445c7ac1db199a8b22e6b347f0db6e2fc813770b67c14dcc8d12ef4e72332f055

        • C:\Users\Admin\AppData\Local\Temp\oekonomigruppen\hypobulic\arvedes.Nyf33

          Filesize

          448KB

          MD5

          8c80a13732d45071571df9823c5a3b05

          SHA1

          69f7cc41cf25edaa2eb1806a8e2e482f15e703ad

          SHA256

          aaaec700572fd61655c09d3641aee022620237bcef2b96171e52a40e7a4a62e3

          SHA512

          54c218a59363f617e50c4b8f3aeb0a8823bb57e2c0861fc9147590680022df86f7331db2fc5b68938b93c0ef0bc29737b3e1a97b763bcb50170a3a18b058c8a5

        • C:\Users\Admin\Documents\Charges204.lnk

          Filesize

          1KB

          MD5

          9e953b701362e2f4c75c0673c5ad028e

          SHA1

          6b3d17b63dedd992672f27b921b72fdb6559fe78

          SHA256

          97f41bf184747361d5eb76822cac3eb9bc93aa5e505d312889d836eaf538fb0f

          SHA512

          0fbdd1be74145e5ca6453ae846caa4cff7a08a626bf58db7d576f1ff36e89359fd1de11273767343c123d42f82d33e1880e561df6ee266171a15300456b9e724

        • memory/2756-219-0x0000000002130000-0x0000000002F5F000-memory.dmp

          Filesize

          14.2MB

        • memory/2756-232-0x0000000000E10000-0x0000000002127000-memory.dmp

          Filesize

          19.1MB

        • memory/2756-241-0x00000000215E0000-0x00000000215EA000-memory.dmp

          Filesize

          40KB

        • memory/2756-240-0x0000000021E30000-0x0000000021EC2000-memory.dmp

          Filesize

          584KB

        • memory/2756-238-0x00000000214F0000-0x0000000021540000-memory.dmp

          Filesize

          320KB

        • memory/2756-237-0x0000000021C60000-0x0000000021E22000-memory.dmp

          Filesize

          1.8MB

        • memory/2756-236-0x0000000020FE0000-0x000000002107C000-memory.dmp

          Filesize

          624KB

        • memory/2756-235-0x0000000000E10000-0x0000000000E52000-memory.dmp

          Filesize

          264KB

        • memory/2756-234-0x0000000000E10000-0x0000000002127000-memory.dmp

          Filesize

          19.1MB

        • memory/2756-233-0x0000000002130000-0x0000000002F5F000-memory.dmp

          Filesize

          14.2MB

        • memory/4608-194-0x0000000007940000-0x000000000794A000-memory.dmp

          Filesize

          40KB

        • memory/4608-204-0x0000000002ED0000-0x0000000002EE0000-memory.dmp

          Filesize

          64KB

        • memory/4608-173-0x0000000007570000-0x0000000007606000-memory.dmp

          Filesize

          600KB

        • memory/4608-174-0x00000000068A0000-0x00000000068BA000-memory.dmp

          Filesize

          104KB

        • memory/4608-175-0x0000000006900000-0x0000000006922000-memory.dmp

          Filesize

          136KB

        • memory/4608-176-0x0000000007C00000-0x00000000081A6000-memory.dmp

          Filesize

          5.6MB

        • memory/4608-178-0x0000000008830000-0x0000000008EAA000-memory.dmp

          Filesize

          6.5MB

        • memory/4608-179-0x000000007F3C0000-0x000000007F3D0000-memory.dmp

          Filesize

          64KB

        • memory/4608-180-0x00000000077B0000-0x00000000077E4000-memory.dmp

          Filesize

          208KB

        • memory/4608-181-0x000000006FC90000-0x000000006FCDC000-memory.dmp

          Filesize

          304KB

        • memory/4608-184-0x0000000002ED0000-0x0000000002EE0000-memory.dmp

          Filesize

          64KB

        • memory/4608-183-0x0000000002ED0000-0x0000000002EE0000-memory.dmp

          Filesize

          64KB

        • memory/4608-192-0x0000000007810000-0x000000000782E000-memory.dmp

          Filesize

          120KB

        • memory/4608-193-0x0000000007840000-0x00000000078E4000-memory.dmp

          Filesize

          656KB

        • memory/4608-171-0x0000000006390000-0x00000000063AE000-memory.dmp

          Filesize

          120KB

        • memory/4608-195-0x0000000007AC0000-0x0000000007AD1000-memory.dmp

          Filesize

          68KB

        • memory/4608-196-0x0000000007AE0000-0x0000000007AEE000-memory.dmp

          Filesize

          56KB

        • memory/4608-197-0x0000000007B10000-0x0000000007B25000-memory.dmp

          Filesize

          84KB

        • memory/4608-198-0x0000000007B50000-0x0000000007B6A000-memory.dmp

          Filesize

          104KB

        • memory/4608-199-0x0000000007B40000-0x0000000007B48000-memory.dmp

          Filesize

          32KB

        • memory/4608-200-0x0000000007B70000-0x0000000007B9A000-memory.dmp

          Filesize

          168KB

        • memory/4608-201-0x0000000007BD0000-0x0000000007BF4000-memory.dmp

          Filesize

          144KB

        • memory/4608-202-0x0000000002ED0000-0x0000000002EE0000-memory.dmp

          Filesize

          64KB

        • memory/4608-172-0x0000000006440000-0x000000000648C000-memory.dmp

          Filesize

          304KB

        • memory/4608-207-0x0000000008250000-0x0000000008252000-memory.dmp

          Filesize

          8KB

        • memory/4608-209-0x0000000002ED0000-0x0000000002EE0000-memory.dmp

          Filesize

          64KB

        • memory/4608-208-0x0000000008EB0000-0x0000000009CDF000-memory.dmp

          Filesize

          14.2MB

        • memory/4608-210-0x0000000008EB0000-0x0000000009CDF000-memory.dmp

          Filesize

          14.2MB

        • memory/4608-206-0x0000000002ED0000-0x0000000002EE0000-memory.dmp

          Filesize

          64KB

        • memory/4608-211-0x000000007F3C0000-0x000000007F3D0000-memory.dmp

          Filesize

          64KB

        • memory/4608-212-0x0000000002ED0000-0x0000000002EE0000-memory.dmp

          Filesize

          64KB

        • memory/4608-213-0x0000000002ED0000-0x0000000002EE0000-memory.dmp

          Filesize

          64KB

        • memory/4608-214-0x0000000002ED0000-0x0000000002EE0000-memory.dmp

          Filesize

          64KB

        • memory/4608-215-0x0000000002ED0000-0x0000000002EE0000-memory.dmp

          Filesize

          64KB

        • memory/4608-216-0x0000000008250000-0x0000000008252000-memory.dmp

          Filesize

          8KB

        • memory/4608-217-0x0000000008EB0000-0x0000000009CDF000-memory.dmp

          Filesize

          14.2MB

        • memory/4608-170-0x0000000005FF0000-0x0000000006347000-memory.dmp

          Filesize

          3.3MB

        • memory/4608-161-0x0000000005E50000-0x0000000005EB6000-memory.dmp

          Filesize

          408KB

        • memory/4608-160-0x0000000005DE0000-0x0000000005E46000-memory.dmp

          Filesize

          408KB

        • memory/4608-159-0x0000000005520000-0x0000000005542000-memory.dmp

          Filesize

          136KB

        • memory/4608-158-0x00000000055C0000-0x0000000005BEA000-memory.dmp

          Filesize

          6.2MB

        • memory/4608-157-0x0000000002ED0000-0x0000000002EE0000-memory.dmp

          Filesize

          64KB

        • memory/4608-156-0x0000000002EE0000-0x0000000002F16000-memory.dmp

          Filesize

          216KB

        • memory/4608-155-0x0000000002ED0000-0x0000000002EE0000-memory.dmp

          Filesize

          64KB

        • memory/4608-220-0x0000000008EB0000-0x0000000009CDF000-memory.dmp

          Filesize

          14.2MB